export interface IKeyValuePair {
    key: string,
    value?: string
}

export class KeyValuePair implements IKeyValuePair {
    constructor(key: string, value?: string) {
        this.key = key;
        this.value = value;
    }

    key: string;
    value?: string | undefined;

    static Empty() {
        return new KeyValuePair('', '')
    }
}